UTHUM(4) OpenBSD Programmer's Manual UTHUM(4)NAMEuthum - TEMPer USB temperature and humidity sensor
SYNOPSIS
uthum* at uhidev?
DESCRIPTION
The uthum driver provides support for pcsensors TEMPer devices. The
following devices are supported by the uthum driver:
Device Sensors
TEMPerHUM 1 Temperature and 1 Humidity
TEMPer 1 Temperature (internal)
TEMPer1 1 Temperature (external)
TEMPer2 2 Temperature (internal/external)
TEMPerNTC 2 Temperature (internal/external)
The sensor possesses a collection of sensor values which are made
available through the sysctl(8) interface. The humidity data unit is
"%RH" (relative humidity) and the temperature data unit is "degC".
SEE ALSOintro(4), uhidev(4), sensorsd(8), sysctl(8)AUTHORS
The uthum driver was written by Yojiro UO <yuo@nui.org>.
BUGS
There is not enough support for the external temperature sensor of the
TEMPerNTC. Currently the uthum driver supports about 0 degC to 120 degC
for the sensor.
OpenBSD 4.9 April 19, 2010 OpenBSD 4.9